1102121112011 has 2 divisors, whose sum is σ = 1102121112012. Its totient is φ = 1102121112010.

The previous prime is 1102121112007. The next prime is 1102121112031. The reversal of 1102121112011 is 1102111212011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102121112011 - 2² = 1102121112007 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102121112031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551060556005 + 551060556006.

It is an arithmetic number, because the mean of its divisors is an integer number (551060556006).

Almost surely, 2^{1102121112011} is an apocalyptic number.

1102121112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102121112011 is an equidigital number, since it uses as much as digits as its factorization.

1102121112011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1102121112011 its reverse (1102111212011), we get a palindrome (2204232324022).

The spelling of 1102121112011 in words is "one trillion, one hundred two billion, one hundred twenty-one million, one hundred twelve thousand, eleven".